python process,queue

標籤：

 

 

 1 #-*- coding:utf-8 -*- 2 from multiprocessing import Process,Queue 3 import os,time,random 4 def write(q): 5     for value in [‘A‘,‘B‘,‘C‘]: 6         print  ‘Put %s to queue...and Ospid is %s‘%(value,os.getpid()) 7         q.put(value) 8         time.sleep(random.random()) 9 def read(q):10     while True:11         value = q.get(True)12         print ‘Get %s from queue.and Ospid is %s‘%(value,os.getpid())13 14 15 if __name__ == ‘__main__‘:16     q=Queue()17     pw = Process(target=write,args=(q,))18     pr = Process(target=read,args=(q,))19     pw.start()20     pr.start()21     pw.join()22     pr.terminate()23     print ‘Main processes is ‘and os.getpid()

結果：

Put A to queue...and Ospid is 7556
Get A from queue.and Ospid is 7324
Put B to queue...and Ospid is 7556
Get B from queue.and Ospid is 7324
Put C to queue...and Ospid is 7556
Get C from queue.and Ospid is 7324
7380

 

python process,queue